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- GIBSON, A. C.
- Botanical journal of the Linnean Society 1981 v.83 no.4 pp. 273-284
- Anacardiaceae; bark; leaves; mesophyll; periderm; resin canals; roots; secondary phloem; shoots; starch granules; stems; tannins; trichomes; Mexico
- ... Pachycormus discolor, an arborescent desert perennial endemic to Baja California, has small, pinnately compound, hypostomatic, bifacial leaves produced on short shoots and photosynthetic stem phelloderm covered by exfoliating translucent phellem. Tightly packed laminal palisade cells are filled with tannins and lack chloroplasts. Spongy mesophyll is the major photosynthetic tissue. Leaves possess ...